Medium severity4.4NVD Advisory· Published Oct 18, 2023· Updated Jun 17, 2026
CVE-2023-5621
CVE-2023-5621
Description
The Thumbnail Slider With Lightbox plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Image Title field in versions up to, and including, 1.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- cpe:2.3:a:i13websolution:thumbnail_slider_with_lightbox:1.0:*:*:*:*:wordpress:*:*
- Range: <=1.0
Patches
Vulnerability mechanics
References
3News mentions
0No linked articles in our index yet.